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More libcollections fixes

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This commit is contained in:
Manish Goregaokar 2015-02-06 23:36:02 +05:30
parent 1a2b602675
commit e5f25244f1
1 changed files with 3 additions and 3 deletions
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6
src/libstd/collections/mod.rs
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@ -299,15 +299,15 @@
//! #### Counting the number of times each character in a string occurs
//!
//! ```
//! use std::collections::btree_map::{BTreeMap, Occupied, Vacant};
//! use std::collections::btree_map::{BTreeMap, Entry};
//!
//! let mut count = BTreeMap::new();
//! let message = "she sells sea shells by the sea shore";
//!
//! for c in message.chars() {
//! match count.entry(c) {
//! Vacant(entry) => { entry.insert(1u); },
//! Occupied(mut entry) => *entry.get_mut() += 1,
//! Entry::Vacant(entry) => { entry.insert(1u); },
//! Entry::Occupied(mut entry) => *entry.get_mut() += 1,
//! }
//! }
//!